function envoiMail($to, $sujet, $message)
{
        $headers = "MIME-Version: 1.0\n";
        $headers .= "Content-type: text/html; charset=iso-8859-1\n";
        $headers .= "From: Extranet Courtinea <contact@courtinea.com\n>";

        $result = mail($to, $sujet, $message, $headers);
        return $result;
}